OHA Drinking Water Services
Contact Report Details |
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| PWS ID: | OR41 00953 | ||
| PWS Name: | WILLAMINA, CITY OF | ||
| Who Was Contacted and Phone: | Matt Griffith, operator (503) 437-7003 | ||
| Contact Date: | 06/07/2007 | ||
| Contacted By: | HENRY, ROBERT (DWP) | ||
| Contact Method/Location: | Field | ||
| Assistance Type: | CIRCUIT RIDER ASSISTANCE | ||
| Reasons: | N/A N/A |
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| Details: | SUMMARY: CT tracer study DETAILS: Contacted by operator to provide contact tracer study. A previous CT study was performed to determine a worst-case scenario (large reservoir out of service). The City of Willamina provides treated water through a dual-train packaged treatment system. Two on-site reservoirs (1.0 MG and 0.25 MG) act as clearwells for contact time. Completed CT tracer study. ACTION NEEDED: None | ||